1331111120330 has 16 divisors (see below), whose sum is σ = 2408414527944. Its totient is φ = 529685667840.

The previous prime is 1331111120309. The next prime is 1331111120341. The reversal of 1331111120330 is 330211111331.

It can be written as a sum of positive squares in 4 ways, for example, as 1108937469721 + 222173650609 = 1053061^2 + 471353^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344845511 + ... + 344849370.

Almost surely, 2^{1331111120330} is an apocalyptic number.

1331111120330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331111120330 is a deficient number, since it is larger than the sum of its proper divisors (1077303407614).

1331111120330 is a wasteful number, since it uses less digits than its factorization.

1331111120330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689695081.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1331111120330 its reverse (330211111331), we get a palindrome (1661322231661).

The spelling of 1331111120330 in words is "one trillion, three hundred thirty-one billion, one hundred eleven million, one hundred twenty thousand, three hundred thirty".